package com.xunfang.bean;

import io.swagger.v3.oas.annotations.media.Schema;
import lombok.Data;

/**
 * 全局统一返回结果类
 *
 */
@Data
public class Result<T> {

    //返回码
    @Schema(description = "响应码")
    private Integer code;

    //返回消息
    @Schema(description = "响应消息")
    private String message;

    //返回数据
    @Schema(description = "响应结果数据")
    private T data;

    public Result(){}

    // 返回数据
    protected static <T> Result<T> build(T data) {
        Result<T> result = new Result<T>();
        if (data != null)
            result.setData(data);
        return result;
    }

    public static <T> Result<T> build(T body, Integer code, String message) {
        Result<T> result = build(body);
        result.setCode(code);
        result.setMessage(message);
        return result;
    }

    public static <T> Result<T> build(T body, int code, String message) {
        Result<T> result = build(body);
        result.setCode(200);
        result.setMessage("操作成功");
        return result;
    }

    public static<T> Result<T> ok(){
        return Result.ok(null);
    }

    /**
     * 操作成功
     * @param data  baseCategory1List
     * @param <T>
     * @return
     */
    public static<T> Result<T> ok(T data){
        Result<T> result = build(data);
        return build(data, 200,"操作成功");
    }

    public static<T> Result<T> fail(){
        return Result.fail(null);
    }

    /**
     * 操作失败
     * @param data
     * @param <T>
     * @return
     */
    public static<T> Result<T> fail(T data){
        Result<T> result = build(data);
        result.setCode(400);
        result.setMessage("操作失败");
        return result;
    }

    public Result<T> message(String msg){
        this.setMessage(msg);
        return this;
    }

    public Result<T> code(Integer code){
        this.setCode(code);
        return this;
    }
}